package com.star.mapper;

import com.star.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    /**
     * 动态条件查询购物车数据
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据shopping更新购物车数据
     * @param cart
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void update(ShoppingCart cart);

    /**
     * 插入购物车数据
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart(business_id, name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time)" +
            "values (#{businessId}, #{name}, #{image}, #{userId}, #{dishId}, #{setmealId}, #{dishFlavor}, #{number}, #{amount}, #{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 删除购物车
     * @param id
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void delete(Long id);


    /**
     * 清空当前用户的购物车
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void clear(Long userId);

    /**
     * 批量插入购物车数据
     *
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
